Topic Pages

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Topic Pages introduce an aspect of the environment and its relation to public health by featuring a curated shortlist of NCCEH and external resources. The most relevant resources related to a topic have been selected to best guide the search for further information. These lists are not intended to be exhaustive, and the omission of any individual resource does not preclude it from having value.

Cyanobacteria in Freshwater

Cyanobacteria, commonly known as blue-green algae, are naturally occurring microscopic organisms found in fresh, brackish, or marine water that can release cyanotoxins into freshwater systems.…

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Healthy Built Environment

Background

Aspects of the built environment, including man-made and natural features, impact human health directly and indirectly through air quality, traffic injuries, and toxic…

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Pesticide Exposure in the Urban Environment

Topics: Pesticides

Pesticides are chemicals developed to prevent or destroy unwanted species including insects (insecticides) and weeds (herbicides).  Organochlorines and organophosphates, developed prior to the…

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Norovirus

Norovirus is a group of highly contagious viruses that cause short-term gastroenteritis symptoms including nausea, vomiting, diarrhoea, and potentially chills and fever. Norovirus infection can…

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Health Equity and Environmental Public Health Practice

Health equity is achieved when everyone has a fair opportunity to meet their health potential. Health inequities result from systematic disparities in the social determinants of health (the…

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Food Environments

The foods that people choose to consume are influenced by the availability, affordability, and accessibility of foods in the environments in which they live, work, and play. Defined by the built…

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Radiofrequency Radiation

Radiofrequency (RF) radiation are electromagnetic waves emitted from a variety of common wireless communication devices, including cell phones, cordless (DECT) phones, Wi-Fi computer networks,…

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Floatation Tanks

Floatation or float tanks have resurged in popularity since their initial commercialization in the 1970s. These tanks, pods, or chambers are intended to help users achieve certain physical and…

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Carbon Monoxide in Long-Term Care Facilities

Carbon monoxide (CO) is an odourless, colourless, and non-irritating gas that is harmful to humans. As a by-product of incomplete combustion, CO is produced by fuel-burning appliances including…

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Food Resources

Topics: Food

Public health is affected by the food choices people make, the quality and quantity of food available, and the ways food is produced. The modernization of food systems has resulted in complex…

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Bed Bugs

Bed bugs (Cimex lectularius) are small, elusive, and resilient insects that live by feeding on the blood of mammals, including humans. Bed bug infestations have become prominent worldwide…

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Hydraulic Fracturing for the Production of Shale Gas

Hydraulic fracturing (also termed “fracking”) is the process used, along with horizontal drilling, to extract unconventional natural gas (shale gas, tight gas or coalbed methane) and tight oil…

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